{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2025:RI3UM2PR2DTA4BNBCLSY6G3SAA","short_pith_number":"pith:RI3UM2PR","canonical_record":{"source":{"id":"2504.19762","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2025-04-28T13:00:01Z","cross_cats_sorted":[],"title_canon_sha256":"f48b2f86e5235f95ab9aa690ee63aab395a70aa186e19260d29c4f4af093bdc3","abstract_canon_sha256":"257bcd437685a9125b5e24a6bf47b4c44a2af62dcaa7c437661df05a625e3dd5"},"schema_version":"1.0"},"canonical_sha256":"8a374669f1d0e60e05a112e58f1b720016f2edade7cba5f782d2d799e6c13182","source":{"kind":"arxiv","id":"2504.19762","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2504.19762","created_at":"2026-07-05T10:55:02Z"},{"alias_kind":"arxiv_version","alias_value":"2504.19762v1","created_at":"2026-07-05T10:55:02Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2504.19762","created_at":"2026-07-05T10:55:02Z"},{"alias_kind":"pith_short_12","alias_value":"RI3UM2PR2DTA","created_at":"2026-07-05T10:55:02Z"},{"alias_kind":"pith_short_16","alias_value":"RI3UM2PR2DTA4BNB","created_at":"2026-07-05T10:55:02Z"},{"alias_kind":"pith_short_8","alias_value":"RI3UM2PR","created_at":"2026-07-05T10:55:02Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2025:RI3UM2PR2DTA4BNBCLSY6G3SAA","target":"record","payload":{"canonical_record":{"source":{"id":"2504.19762","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2025-04-28T13:00:01Z","cross_cats_sorted":[],"title_canon_sha256":"f48b2f86e5235f95ab9aa690ee63aab395a70aa186e19260d29c4f4af093bdc3","abstract_canon_sha256":"257bcd437685a9125b5e24a6bf47b4c44a2af62dcaa7c437661df05a625e3dd5"},"schema_version":"1.0"},"canonical_sha256":"8a374669f1d0e60e05a112e58f1b720016f2edade7cba5f782d2d799e6c13182","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T10:55:02.637363Z","signature_b64":"jL/7QuUSlkS6q5LK2Mgkskkb52X7HH7oLv5Kua9KIYW8Jmt3826PbzxspRu0YoFFoo2MDoHCch4wZOS6bd+4Cw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"8a374669f1d0e60e05a112e58f1b720016f2edade7cba5f782d2d799e6c13182","last_reissued_at":"2026-07-05T10:55:02.636870Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T10:55:02.636870Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2504.19762","source_version":1,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-07-05T10:55:02Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"stx2kTqqBBNgbGHCWPwq2/pv08RhDEbAT80NOcSBBTkaRFzQjLqfTgU+djj1huRYTE7bXnL3JuXeRUZoDvgABQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-21T08:51:24.936454Z"},"content_sha256":"2aaaee5c89f22778ed4aef912395c153686bf0d586c146a869a252e4b2683053","schema_version":"1.0","event_id":"sha256:2aaaee5c89f22778ed4aef912395c153686bf0d586c146a869a252e4b2683053"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2025:RI3UM2PR2DTA4BNBCLSY6G3SAA","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"St4DeM: A software suite for multi-modal 4D-STEM acquisition techniques","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.mtrl-sci","authors_text":"Bora Derin, Cheuk-Wai Tai, Hasan Ali, Meltem Sezen, Seda Ulusoy, Thomas Thersleff, Tom Willhammar, Toni Uusimaeki","submitted_at":"2025-04-28T13:00:01Z","abstract_excerpt":"A suite of acquisition applications related to the 4D-STEM technique is presented as a software package written within the Digital Micrograph environment, which is a widely used software platform in worldwide electron microscopy laboratories. The 4D-STEM technique allows the acquisition of diffraction patterns at each electron probe position in a scanning transmission electron microscope map. This suite includes 4D-STEM acquisition, ptychography, EELS/EDS spectrum imaging, tomography and basic virtual visualization and alignment methods on 4D data including incoherent differential phase contra"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2504.19762","kind":"arxiv","version":1},"verdict":{"id":null,"model_set":{},"created_at":null,"strongest_claim":"","one_line_summary":"","pipeline_version":null,"weakest_assumption":"","pith_extraction_headline":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/2504.19762/integrity.json","findings":[],"available":true,"detectors_run":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938"},"references":{"count":0,"sample":[],"resolved_work":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57","internal_anchors":0},"formal_canon":{"evidence_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"author_claims":{"count":0,"strong_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"builder_version":"pith-number-builder-2026-05-17-v1"},"verdict_id":null},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-07-05T10:55:02Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"6fqmBXfCrR7yFxLQ9Pf+92BN4sprgnjzPf8AsUYLr7Vq7SjX7oyG8Di3PDM39Pfq1mO+f0Nu3XOkDJUdS4FYCQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-21T08:51:24.936832Z"},"content_sha256":"570bb82bc6d3fcf65fc0aba62641ff3a3493ef6faa0ec0f072437b097544a779","schema_version":"1.0","event_id":"sha256:570bb82bc6d3fcf65fc0aba62641ff3a3493ef6faa0ec0f072437b097544a779"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/RI3UM2PR2DTA4BNBCLSY6G3SAA/bundle.json","state_url":"https://pith.science/pith/RI3UM2PR2DTA4BNBCLSY6G3SAA/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/RI3UM2PR2DTA4BNBCLSY6G3SAA/bundle.json","status":"primary"}],"public_keys":[{"key_id":"pith-v1-2026-05","algorithm":"ed25519","format":"raw","public_key_b64":"stVStoiQhXFxp4s2pdzPNoqVNBMojDU/fJ2db5S3CbM=","public_key_hex":"b2d552b68890857171a78b36a5dccf368a953413288c353f7c9d9d6f94b709b3","fingerprint_sha256_b32_first128bits":"RVFV5Z2OI2J3ZUO7ERDEBCYNKS","fingerprint_sha256_hex":"8d4b5ee74e4693bcd1df2446408b0d54","rotates_at":null,"url":"https://pith.science/pith-signing-key.json","notes":"Pith uses this Ed25519 key to sign canonical record SHA-256 digests. Verify with: ed25519_verify(public_key, message=canonical_sha256_bytes, signature=base64decode(signature_b64))."}],"merge_version":"pith-open-graph-merge-v1","built_at":"2026-08-21T08:51:24Z","links":{"resolver":"https://pith.science/pith/RI3UM2PR2DTA4BNBCLSY6G3SAA","bundle":"https://pith.science/pith/RI3UM2PR2DTA4BNBCLSY6G3SAA/bundle.json","state":"https://pith.science/pith/RI3UM2PR2DTA4BNBCLSY6G3SAA/state.json","well_known_bundle":"https://pith.science/.well-known/pith/RI3UM2PR2DTA4BNBCLSY6G3SAA/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2025:RI3UM2PR2DTA4BNBCLSY6G3SAA","merge_version":"pith-open-graph-merge-v1","event_count":2,"valid_event_count":2,"invalid_event_count":0,"equivocation_count":0,"current":{"canonical_record":{"metadata":{"abstract_canon_sha256":"257bcd437685a9125b5e24a6bf47b4c44a2af62dcaa7c437661df05a625e3dd5","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2025-04-28T13:00:01Z","title_canon_sha256":"f48b2f86e5235f95ab9aa690ee63aab395a70aa186e19260d29c4f4af093bdc3"},"schema_version":"1.0","source":{"id":"2504.19762","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2504.19762","created_at":"2026-07-05T10:55:02Z"},{"alias_kind":"arxiv_version","alias_value":"2504.19762v1","created_at":"2026-07-05T10:55:02Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2504.19762","created_at":"2026-07-05T10:55:02Z"},{"alias_kind":"pith_short_12","alias_value":"RI3UM2PR2DTA","created_at":"2026-07-05T10:55:02Z"},{"alias_kind":"pith_short_16","alias_value":"RI3UM2PR2DTA4BNB","created_at":"2026-07-05T10:55:02Z"},{"alias_kind":"pith_short_8","alias_value":"RI3UM2PR","created_at":"2026-07-05T10:55:02Z"}],"graph_snapshots":[{"event_id":"sha256:570bb82bc6d3fcf65fc0aba62641ff3a3493ef6faa0ec0f072437b097544a779","target":"graph","created_at":"2026-07-05T10:55:02Z","signer":{"key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signer_id":"pith.science","signer_type":"pith_registry"},"payload":{"graph_snapshot":{"author_claims":{"count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57","strong_count":0},"builder_version":"pith-number-builder-2026-05-17-v1","claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"formal_canon":{"evidence_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"integrity":{"available":true,"clean":true,"detectors_run":[],"endpoint":"/pith/2504.19762/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"A suite of acquisition applications related to the 4D-STEM technique is presented as a software package written within the Digital Micrograph environment, which is a widely used software platform in worldwide electron microscopy laboratories. The 4D-STEM technique allows the acquisition of diffraction patterns at each electron probe position in a scanning transmission electron microscope map. This suite includes 4D-STEM acquisition, ptychography, EELS/EDS spectrum imaging, tomography and basic virtual visualization and alignment methods on 4D data including incoherent differential phase contra","authors_text":"Bora Derin, Cheuk-Wai Tai, Hasan Ali, Meltem Sezen, Seda Ulusoy, Thomas Thersleff, Tom Willhammar, Toni Uusimaeki","cross_cats":[],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2025-04-28T13:00:01Z","title":"St4DeM: A software suite for multi-modal 4D-STEM acquisition techniques"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2504.19762","kind":"arxiv","version":1},"verdict":{"created_at":null,"id":null,"model_set":{},"one_line_summary":"","pipeline_version":null,"pith_extraction_headline":"","strongest_claim":"","weakest_assumption":""}},"verdict_id":null}}],"author_attestations":[],"timestamp_anchors":[],"storage_attestations":[],"citation_signatures":[],"replication_records":[],"corrections":[],"mirror_hints":[],"record_created":{"event_id":"sha256:2aaaee5c89f22778ed4aef912395c153686bf0d586c146a869a252e4b2683053","target":"record","created_at":"2026-07-05T10:55:02Z","signer":{"key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signer_id":"pith.science","signer_type":"pith_registry"},"payload":{"attestation_state":"computed","canonical_record":{"metadata":{"abstract_canon_sha256":"257bcd437685a9125b5e24a6bf47b4c44a2af62dcaa7c437661df05a625e3dd5","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2025-04-28T13:00:01Z","title_canon_sha256":"f48b2f86e5235f95ab9aa690ee63aab395a70aa186e19260d29c4f4af093bdc3"},"schema_version":"1.0","source":{"id":"2504.19762","kind":"arxiv","version":1}},"canonical_sha256":"8a374669f1d0e60e05a112e58f1b720016f2edade7cba5f782d2d799e6c13182","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"8a374669f1d0e60e05a112e58f1b720016f2edade7cba5f782d2d799e6c13182","first_computed_at":"2026-07-05T10:55:02.636870Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T10:55:02.636870Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"jL/7QuUSlkS6q5LK2Mgkskkb52X7HH7oLv5Kua9KIYW8Jmt3826PbzxspRu0YoFFoo2MDoHCch4wZOS6bd+4Cw==","signature_status":"signed_v1","signed_at":"2026-07-05T10:55:02.637363Z","signed_message":"canonical_sha256_bytes"},"source_id":"2504.19762","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:2aaaee5c89f22778ed4aef912395c153686bf0d586c146a869a252e4b2683053","sha256:570bb82bc6d3fcf65fc0aba62641ff3a3493ef6faa0ec0f072437b097544a779"],"state_sha256":"f4e5c1b688a7e09cac72bb6f62c612558504a7afbc92bf0cedab898e3ee9b032"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"CyCJ/tKoaXUn48y+hb+J/WP0j+LJjnalHOyLjkuro62Rp3Xp7S3/h35fckxT7bJI62C8ylst3I/8g7p46TpCBQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-21T08:51:24.940472Z","bundle_sha256":"c112be063ae4530215d3cf972ff95737adde3cee25b613a24965547f64e9bee7"}}